/*
 * Licensed to Crate.io GmbH ("Crate") under one or more contributor
 * license agreements.  See the NOTICE file distributed with this work for
 * additional information regarding copyright ownership.  Crate licenses
 * this file to you under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.  You may
 * obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.  See the
 * License for the specific language governing permissions and limitations
 * under the License.
 *
 * However, if you have executed another commercial license agreement
 * with Crate these terms will supersede the license and you may use the
 * software solely pursuant to the terms of the relevant commercial agreement.
 */

package io.crate.integrationtests;

import static io.crate.protocols.postgres.PGErrorStatus.INTERNAL_ERROR;
import static io.netty.handler.codec.http.HttpResponseStatus.INTERNAL_SERVER_ERROR;

import org.elasticsearch.common.settings.Settings;
import org.elasticsearch.indices.breaker.HierarchyCircuitBreakerService;
import org.elasticsearch.test.IntegTestCase;
import org.junit.Test;

import io.crate.testing.Asserts;

public class GroupByAggregateBreakerTest extends IntegTestCase {

    @Override
    protected Settings nodeSettings(int nodeOrdinal) {
        return Settings.builder()
            .put(super.nodeSettings(nodeOrdinal))
            .put(HierarchyCircuitBreakerService.QUERY_CIRCUIT_BREAKER_LIMIT_SETTING.getKey(), "256b")
            .build();
    }

    @Test
    public void selectGroupByWithBreaking() throws Exception {
        Asserts.assertSQLError(() -> execute("select region, count(*) from sys.summits group by 1"))
            .hasPGError(INTERNAL_ERROR)
            .hasHTTPError(INTERNAL_SERVER_ERROR, 5000)
            .hasMessageContaining("Allocating 112b for 'collect: 0' failed, breaker would use 280b in total. Limit is 256b. Either increase memory and limit, change the query or reduce concurrent query load");
    }
}
